When I tested the WiFiManager it failed while trying to connect to an open WiFi:
ssid: openWifi chan: 11 rssi: -36 authmode: open
Trying to connect to openWifi...
Traceback (most recent call last):
File "main.py", line 4, in <module>
File "wifimgr.py", line 57, in get_connection
File "wifimgr.py", line 52, in get_connection
File "wifimgr.py", line 89, in do_connect
TypeError: can't convert 'NoneType' object to str implicitly
When I tested the WiFiManager it failed while trying to connect to an open WiFi: